Category: Machine Learning

My Notes – Machine Learning

Post author By Wojciech Szczurek
Post date 15 October 2024
Categories In Certified Machine Learning - Specialty (MLS-C01), Machine Learning

Algorithms Measures Low variance vs high variance (high variance is good for model). Dimensionality Reduction Hyperparameter Tuning AWS Services

Using AI to Find the Best Value Car: A Practical Guide

Post author By Wojciech Szczurek
Post date 27 June 2024
Categories In Machine Learning, Programming

Are you in the market for a new car? I am, and I rely on online car listing aggregators to find my next perfect family hauler. With hundreds of listings, how do you find the best value? As a web programmer, I can’t resist performing some basic web scraping and running “AI-based” data analysis. AI […]

Data Science – Machine Learning

Post author By Wojciech Szczurek
Post date 8 March 2023
Categories In Certified Machine Learning - Specialty (MLS-C01), Machine Learning

Following are my personal notes that prepared me to take the AWS Certified Machine Learning – Specialty (MLS-C01) exam. Data Processing Encode Values Encoding categorical variables: (panda supports dtype="category") Encoding nominal variables: Handling Missing Values Missing values are very common. Machine learning algorithms can’t handle missing values automatically. Data with too many missing values can’t […]

Essentials – Machine Learning

Post author By Wojciech Szczurek
Post date 4 March 2023
Categories In Certified Machine Learning - Specialty (MLS-C01), Machine Learning

Following are my personal notes that prepared me to take the AWS Certified Machine Learning – Specialty (MLS-C01) exam. Terminology and Process Effective IA Strategy The flywheel of data (positive feedback loop): more data means better analytics -> better analytics results in better products -> better products means more users -> that generates more data. […]